Where possible, quotations from Chesterton’s writings are given the in-text reference to his Collected Works (Ignatius Press): CW (followed by volume and page number). Secondary criticism collected in G. K. Chesterton: The Critical Judgements, 1900–1937, ed. D. J. Conlon (Antwerp: Antwerp Studies in English Literature, 1976) has been abbreviated to CJ.